Core & Messaging Engineer

Duties and Responsibilities

• Perform daily operations related to core and value-added services (VAS) systems (MSC, HLR, MGW, MRS, SMSC, Smart SMS, MMSC, Bulk SMS, Location Based, and Antispam).
• Health check operations for all Core/VAS messaging applications and monitor all interfaces between Core/VAS messaging applications and other network elements.
• Perform needed changes on Core/VAS messaging applications related to routing, signaling, numbers translation, global titles, point codes, USSD codes, and other changes.
• Performing the routine backups for Core/VAS messaging applications.
• Perform and troubleshoot all operations and problems related to roaming partners and IREG testing including the common tests.
• Implement interconnect integration with other operators, networks, and international gateways through ISUP, PRA, SIP, and any other supported protocols.
• Perform the needed acceptance testing for new SIMs batches and follow-up the troubleshooting with vendors for any SIM’s issues.
• Perform planned and unplanned activities (incidents).
• Communication with Core/VAS messaging vendors to follow up all issues, either those are a problem, planned customization, or upgrades related to applications.
• Maintaining the network KPI's related to Core/VAS messaging applications.
• Perform the acceptance testing related to any operation made on core and VAS applications.
• Follow-up and perform integrations needed between Core/VAS messaging applications with other network elements.
• Prepare the required documentation for any operation made in Core/VAS messaging applications and update them accordingly.
• Handle end user complaints on Core/VAS messaging applications related services within agreed SLA.
• Perform proactive maintenance procedures to keep Core/VAS systems within required performance.
• Work closely with other departments and business owners to deliver the needed services that can be built and delivered through Core/VAS messaging applications.
• Ensure all O&M related activities are delivered with the best quality.
• Reporting all O&M activities related to Core/VAS messaging duties to the department leaders and senior leaders.
• Being on-call for 24/7 and available onsite if needed.
• Any other assigned tasks by direct supervisor.

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Work Experience & Qualifications::

• 5+ years’ experience in related/similar role.
• Excellent experience in Unix and Linux OS.
• Excellent experience in MS-Office and Windows applications.
• Bachelor’s degree in Telecom/computer/electrical engineering or equivalent field.
• Knowledge in 2G/3G network topology, signaling, SS7 protocol, and traffic cases flow.
• Knowledge in VAS messaging systems, SMPP protocol, and API protocol.
• Good Understanding of data structure, algorithms, and managed object.
• Good understanding of databases such as Oracle and MySQL.

Personal Traits & Special Skills:

• Ability to handle emergency tasks under work pressure.
• Excellent communication skills.
• Excellent organizational skills.
• Organization commitment and time flexibility.
• Strong analytical skills.
• Fluent in written and spoken English.
• Jerusalem ID and valid driving license are advantage

Interested and qualified candidates can apply online through Apply Now-button below